136562149 has 2 divisors, whose sum is σ = 136562150. Its totient is φ = 136562148.

The previous prime is 136562123. The next prime is 136562159. The reversal of 136562149 is 941265631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136469124 + 93025 = 11682^2 + 305^2 .

It is a cyclic number.

It is not a de Polignac number, because 136562149 - 2⁵ = 136562117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136562159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68281074 + 68281075.

It is an arithmetic number, because the mean of its divisors is an integer number (68281075).

Almost surely, 2^136562149 is an apocalyptic number.

It is an amenable number.

136562149 is a deficient number, since it is larger than the sum of its proper divisors (1).

136562149 is an equidigital number, since it uses as much as digits as its factorization.

136562149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 136562149 is about 11685.9808745351. The cubic root of 136562149 is about 514.9638947887.

The spelling of 136562149 in words is "one hundred thirty-six million, five hundred sixty-two thousand, one hundred forty-nine".